Flying doctor. Flying economy can be bad for your health: you could end up with a blood clot, suffer from fainting fits and become irritable and anxious. So says Farrol Kahn, of the Aviation Health Institute.
The term cubic foot is an Imperial and US customary (non-metric) unit of volume, used in the United States and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length. Its volume is 28.3168 liters or about one 35th (1/35.3147248277) of a cubic meter. A cubic foot of water weighs 62 pounds.
1 Quart [Dry, US] = 0.0388892508 Cubic Feet. Cubic foot is an imperial, u.s. customary unit and defined as a cube with sides are one foot in length. Several symbols are used as abbreviation for this unit, but mostly cu ft and ft 3  are used.